Commit | Line | Data |
---|---|---|
805e021f CE |
1 | /* |
2 | * Copyright 1987, 1988 by MIT Student Information Processing Board. | |
3 | * | |
4 | * For copyright info, see mit-sipb-cr.h. | |
5 | */ | |
6 | ||
7 | #include <afsconfig.h> | |
8 | #include <afs/param.h> | |
9 | ||
10 | #include <roken.h> | |
11 | ||
12 | #include "internal.h" | |
13 | #include "error_table.h" | |
14 | #include "com_err.h" | |
15 | ||
16 | static void | |
17 | default_com_err_proc(const char *whoami, afs_int32 code, const char *fmt, | |
18 | va_list args) | |
19 | { | |
20 | if (whoami) { | |
21 | fputs(whoami, stderr); | |
22 | fputs(": ", stderr); | |
23 | } | |
24 | if (code) { | |
25 | fputs(afs_error_message(code), stderr); | |
26 | fputs(" ", stderr); | |
27 | } | |
28 | if (fmt) { | |
29 | vfprintf(stderr, fmt, args); | |
30 | } | |
31 | putc('\n', stderr); | |
32 | /* should do this only on a tty in raw mode */ | |
33 | putc('\r', stderr); | |
34 | fflush(stderr); | |
35 | } | |
36 | ||
37 | typedef void (*errf) (const char *, afs_int32, const char *, va_list); | |
38 | ||
39 | static errf com_err_hook = default_com_err_proc; | |
40 | ||
41 | void | |
42 | afs_com_err_va(const char *whoami, afs_int32 code, const char *fmt, va_list args) | |
43 | { | |
44 | (*com_err_hook) (whoami, code, fmt, args); | |
45 | } | |
46 | ||
47 | void | |
48 | afs_com_err(const char *whoami, afs_int32 code, const char *fmt, ...) | |
49 | { | |
50 | va_list pvar; | |
51 | ||
52 | if (!com_err_hook) | |
53 | com_err_hook = default_com_err_proc; | |
54 | va_start(pvar, fmt); | |
55 | afs_com_err_va(whoami, code, fmt, pvar); | |
56 | va_end(pvar); | |
57 | } | |
58 | ||
59 | errf | |
60 | afs_set_com_err_hook(errf new_proc) | |
61 | { | |
62 | errf x = com_err_hook; | |
63 | if (new_proc) | |
64 | com_err_hook = new_proc; | |
65 | else | |
66 | com_err_hook = default_com_err_proc; | |
67 | return x; | |
68 | } | |
69 | ||
70 | errf | |
71 | afs_reset_com_err_hook(void) | |
72 | { | |
73 | errf x = com_err_hook; | |
74 | com_err_hook = default_com_err_proc; | |
75 | return x; | |
76 | } |